OREGON OR4125-316A Grinding Wheel Saw Chain， 3/16 Inch<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Resists burning of the cutters and leave a Precision finish</li><li>Used for grinding .325"， 3/8" and .404" pitch chains</li><li>7/8" shaft and 4-1/8" outer diameter</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51ahoUfmSdL.jpg" noproxy>